Simple hearing test sound insulation device for physical examination

Abstract

The utility model relates to the technical field of hearing tests, in particular to a simple hearing test sound insulation device for physical examination, which comprises a rotating plate, a sound insulation plate and a sound insulation plate, a supporting rod is fixed to the top of the stool, a head frame is arranged at the top of the supporting rod, a first sealing plate is arranged on the surface of the head frame, and a lifting rod is arranged at the top of the head frame; the second sealing plate is arranged at the bottom of the rotating plate; the device has the beneficial effects that a person needing to be tested sits on the surface of the stool, the head is located in the head frame and abuts against the surface of the stress plate, so that the stress plate moves along with the height of the head, the stress plate drives the lifting rod to move through the connecting plate after moving, the lifting rod can move on the top of the head frame, and the height of the lifting rod is adjusted. And the lifting rod drives the rotating plate to move, the rotating plate is rotated, so that the annular plate rotates along with the rotating plate, and the annular plate and the second sealing plate wrap the head after rotating.

Description

Technical Field

[0001] The utility model relates to the technical field of hearing test, in particular to a simple hearing test sound insulation device for physical examination. Background Art

[0002] Audiometry is the measurement of the soundness of the subject's hearing function based on the person's response to pure tone, voice, noise, electric pulse and other signal stimuli.

[0003] In the prior art, hearing tests in physical examinations are generally conducted in an empty room to isolate external noise;

[0004] However, simply isolating the noise in the room is not enough to isolate the noise effectively. External noise can still enter the room in large quantities, affecting the accuracy of the hearing test. Utility Model Content

[0005] The purpose of the utility model is to provide a simple hearing test sound insulation device for physical examination to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a simple hearing test sound insulation device for physical examination, comprising:

[0007] A rotating plate, wherein a ring plate is arranged at the bottom of the rotating plate;

[0008] A bench, a support rod is fixed on the top of the bench, a head frame is arranged on the top of the support rod, a first sealing plate is arranged on the surface of the head frame, and a lifting rod is arranged on the top of the head frame; and

[0009] The second sealing plate is arranged at the bottom of the rotating plate.

[0010] Preferably, two groups of the first sealing plates are provided, and the two groups of first sealing plates are distributed on both sides of the head frame. The lifting rod is plugged into the top of the head frame, and the lifting rod can move on the top of the head frame.

[0011] Preferably, the top of the lifting rod is inserted into the inside of the rotating plate, the rotating plate can rotate at the end of the lifting rod, an extension rod is fixed to the surface of the head frame, a telescopic rod is inserted into the surface of the extension rod, and the telescopic rod can move inside the extension rod.

[0012] Preferably, the end of the telescopic rod is fixed to the surface of the second sealing plate, and the second sealing plate moves with the telescopic rod. A spring is provided inside the extension rod, one end of the spring is connected to the inside of the extension rod, and the other end is connected to the end of the telescopic rod.

[0013] Preferably, a connecting plate is fixed on the surface of the lifting rod, a force-bearing plate is fixed on the end of the connecting plate, and the connecting plate and the force-bearing plate move with the lifting rod.

[0014] Preferably, the annular plate rotates along with the rotating plate, and an opening is provided on one side of the annular plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model proposes that the person who needs to be tested sits on the surface of the bench with the head located inside the head frame, and the head is supported on the surface of the force-bearing plate, so that the force-bearing plate moves with the height of the head. After the force-bearing plate moves, it drives the lifting rod to move through the connecting plate, and the lifting rod can move on the top of the head frame, and then drives the rotating plate to move, and the rotating plate is rotated so that the annular plate rotates with the rotating plate, and after the annular plate rotates, it wraps the head together with the second sealing plate, and a telescopic rod is provided at the bottom of the second sealing plate, and the telescopic rod is inserted into the inside of the extension rod. The spring inside the extension rod makes the end of the second sealing plate always supported on the surface of the rotating plate to maintain the seal, which can reduce the influence of noise on the tester. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the annular plate of the utility model;

[0019] Figure 3 for Figure 1 A schematic diagram of the enlarged structure in the middle.

[0020] In the figure: a rotating plate 1, a head frame 2, a first sealing plate 3, a support rod 4, a bench 5, a second sealing plate 6, a telescopic rod 7, an extension rod 8, a connecting plate 9, a lifting rod 10, a force-bearing plate 11, and a ring plate 12. DETAILED DESCRIPTION

[0021] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 3 The utility model provides a technical solution: a simple hearing test sound insulation device for physical examination, comprising:

[0023] An annular plate 12 is provided at the bottom of the rotating plate 1, and the annular plate 12 rotates with the rotating plate 1, and an opening is provided on one side of the annular plate 12; a support rod 4 is fixed to the top of the bench 5, and a head frame 2 is provided on the top of the support rod 4, and a first sealing plate 3 is provided on the surface of the head frame 2, and a lifting rod 10 is provided on the top of the head frame 2. Two groups of first sealing plates 3 are provided, and the two groups of first sealing plates 3 are distributed on both sides of the head frame 2. The lifting rod 10 is plugged into the top of the head frame 2, and the lifting rod 10 can move on the top of the head frame 2. The top of the lifting rod 10 is plugged into the inside of the rotating plate 1, and the rotating plate 1 can rotate at the end of the lifting rod 10. After the force plate 11 moves, the lifting rod 10 is driven to move through the connecting plate 9. The lifting rod 10 can move on the top of the head frame 2, and the lifting rod 10 drives the rotating plate 1 to move, and the rotating plate 1 is rotated so that the annular plate 12 rotates with the rotating plate 1;

[0024] An extension rod 8 is fixed to the surface of the head frame 2, and a telescopic rod 7 is inserted into the surface of the extension rod 8. The telescopic rod 7 can move inside the extension rod 8, and the end of the telescopic rod 7 is fixed to the surface of the second sealing plate 6. The second sealing plate 6 moves with the telescopic rod 7. A spring is arranged inside the extension rod 8, one end of the spring is connected to the inside of the extension rod 8, and the other end is connected to the end of the telescopic rod 7. A connecting plate 9 is fixed to the surface of the lifting rod 10, and a force plate 11 is fixed to the end of the connecting plate 9. The connecting plate 9 and the force plate 11 move with the lifting rod 10; the second sealing plate 6 is arranged at the bottom of the rotating plate 1, and the telescopic rod 7 is inserted into the extension rod 8. The spring inside the extension rod 8 makes the end of the second sealing plate 6 always hold the surface of the rotating plate 1 to maintain the seal.

[0025] The person to be tested sits on the surface of the bench 5, with his head located inside the head frame 2, and the head is supported on the surface of the force-bearing plate 11, so that the force-bearing plate 11 moves with the height of the head. After the force-bearing plate 11 moves, it drives the lifting rod 10 to move through the connecting plate 9. The lifting rod 10 can move on the top of the head frame 2, and then the lifting rod 10 drives the rotating plate 1 to move. The rotating plate 1 is rotated, so that the annular plate 12 rotates with the rotating plate 1. After the annular plate 12 rotates, it wraps the head with the second sealing plate 6. A telescopic rod 7 is provided at the bottom of the second sealing plate 6, and the telescopic rod 7 is inserted into the inside of the extension rod 8. The spring inside the extension rod 8 makes the end of the second sealing plate 6 always supported on the surface of the rotating plate 1 to maintain the seal, which can reduce the impact of noise on the tester.

[0026] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A simple hearing test sound insulation device for physical examination, characterized in that: include: A rotating plate (1), wherein a ring plate (12) is provided at the bottom of the rotating plate (1); A stool (5), a support rod (4) is fixed on the top of the stool (5), a head frame (2) is arranged on the top of the support rod (4), a first sealing plate (3) is arranged on the surface of the head frame (2), and a lifting rod (10) is arranged on the top of the head frame (2); and The second sealing plate (6) is arranged at the bottom of the rotating plate (1). Two groups of first sealing plates (3) are arranged. The two groups of first sealing plates (3) are distributed on both sides of the head frame (2). The lifting rod (10) is inserted into the top of the head frame (2). The lifting rod (10) can move on the top of the head frame (2). The top of the lifting rod (10) is inserted into the inside of the rotating plate (1). The rotating plate (1) can rotate at the end of the lifting rod (10). An extension rod (8) is fixed on the surface of the head frame (2). A telescopic rod (7) is inserted into the surface of the extension rod (8). The telescopic rod (7) can move inside the extension rod (8). The telescopic rod (7) is movable, the end of the telescopic rod (7) is fixed to the surface of the second sealing plate (6), the second sealing plate (6) moves with the telescopic rod (7), a spring is arranged inside the extension rod (8), one end of the spring is connected to the inside of the extension rod (8), and the other end is connected to the end of the telescopic rod (7), a connecting plate (9) is fixed to the surface of the lifting rod (10), a force-bearing plate (11) is fixed to the end of the connecting plate (9), the connecting plate (9) and the force-bearing plate (11) move with the lifting rod (10), the annular plate (12) rotates with the rotating plate (1), and an opening is arranged on one side of the annular plate (12).

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